Regional and Seasonal content

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Ovine Observer Issue number # 93 September 2021

16 September 2021

In this issue:

1. Inheritance of breech strike, neck wrinkles, dags and breech cover over the lifetime of crutched Merino ewes in a Mediterranean environment

2. Tools to reduce the...

Cabbage aphids can retard seedling growth and foul mature plants in brassica vegetable crops. Photo courtesy Pia Scanlon, DAFWA

Cabbage and turnip aphids: cabbage pests in Indonesia and Western Australia

11 November 2013

Cabbage and turnip aphids are relatively minor pests of cabbages in both Indonesia and Western Australia.

Palm thrips signs of feeding on a potato leaf

Thrips: potato pest in Indonesia and Western Australia

14 November 2013

Thrips are a relatively minor pest of potato crops in both Indonesia and Western Australia.

Stripped cabbage heart caterpillar larvae tunnel into the growing tip and when young plants are attacked, they wilt and die

Striped cabbage heart caterpillar: cabbage pest in Indonesia and Western Australia

15 January 2014

Striped cabbage heart caterpillar, also known as cabbage centre grub, is a pest of cabbages in Indonesia and Western Australia.

Looper larvae can defoliate potato crops resulting in reduced tuber size and yield

Loopers: potato pest in Indonesia and Western Australia

10 January 2014

Loopers are a relatively minor pest of potato crops in both Indonesia and Western Australia.

Green peach aphid giving birth to nymph on a potato leaf

Green peach aphid: potato pest in Indonesia and Western Australia

14 November 2013

Green peach aphid is a virus vector for potato crops in Indonesia and Western Australia, but a minor direct pest.

Black cutworm larvae are about 40mm long when fully grown and curl up when disturbed

Black cutworm: potato and cabbage pest in Indonesia and Western Australia

14 November 2013

Black cutworm is a relatively minor pest of potatoes and cabbages in Indonesia and Western Australia.

Near fully grown diamondback larvae are 15 to 20mm long and damage cabbage by feeding on leaves which can retard plant growth and reduce crop marketability

Diamondback moth: cabbage pest in Indonesia and Western Australia

13 January 2014

Diamondback moth is a major pest of cabbage crops in both Indonesia and Western Australia.

Two treated rows of vines in a block heavily infested with six-spotted mite demonstrate the damage potential of this mite

Six-spotted mite - a pest of avocados and grapevines

18 March 2014

Six-spotted mite can defoliate avocado trees and grapevines in the lower south-west of Western Australia.

Seasonal Climate Outlook November 2022

7 November 2022

The Department of Primary Industries and Regional Development’s (DPIRD) Statistical Seasonal Forecast (SSF) outlook for November 2022 to January 2023, is indicating mostly neutral (40-60%)...

Ovine Observer Issue number # 96 October 2022

30 September 2022

In this issue:

1. Pregnancy scanning increases profit for all flocks and times of lambing

2. Lower Reproductive Rate and Lamb Survival Contribute to Lower Lamb Marking Rate in Maiden...

Flystrike Assist home screen

Flystrike management tools

18 November 2013

To make sure that any chemical application doesn’t leave you short on protection or break your withholding periods,  the Flystrike Assist application (mobile app for iOS and Android) has been devel

Pink lady barcoded

Testing Traceability Systems Grant Program

14 March 2022

The Testing Traceability Systems Grant Program will allow Western Australian plant and plant product growers and supply chain participants to test traceability systems to provide valuable insights

Pathologist looking at microscope and slide

Significant Disease Investigation Program

29 November 2013

Western Australia is free of most of the significant diseases that affect animals in other parts of the world.

Seasonal Climate Outlook October 2022

5 October 2022

The Department of Primary Industries and Regional Development’s (DPIRD) Statistical Seasonal Forecast (SSF) outlook for October to December, 2022 is indicating mostly neutral (40-60%) probability...

Foot-and-mouth disease lesions in the mouth of a Nepalese cow. These lesions are about five days old.

Foot-and-mouth disease: prevention and preparedness

5 March 2014

Foot-and-mouth disease (FMD) is one of Australia’s greatest biosecurity risks.

Dr Ben Biddulph at the frost research trial taking observations with crop monitoring equipment

Fighting frost damage in cereals

12 February 2013

The department is a key partner in the Grains Research and Development Corporations' (GRDC) National Frost Initiative (NFI) which aims to provide the Australian grains industry with targeted resear

iLime tips and tricks

29 September 2020

These pages have been produced as an online user manual for iLime, outlining specific features of the app and how to use them.

Trucks about to load cattle at a saleyard ramp

National livestock standstill - frequently asked questions

5 March 2014

A national livestock standstill is when it is nationally agreed that specific livestock species affected by an emergency disease must not be moved.

Close-up of a head of wheat and surrounding leaves covered in a thin layer of sparkling frost crystals

The science of frost and frequently asked questions

8 February 2011

Frost risk occurs virtually every year across southern and eastern agricultural regions. Actual occurrence of frost is determined by location and landscape factors as well as climate.

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